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    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>my first website</title>
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<body>
    <h1>h1标题</h1>
    <p>段落&nbsp标签</p>
    <strong>加粗标签</strong> <br />
    <em>倾斜标签</em> <br />
    <del>删除线</del> <br />
    <ins>下划线</ins> <br />

    <!-- 布局标签 -->
    <div>

    </div>

    <!-- 横向布局 -->
    <span>

    </span>

    <!-- 图像标签 -->
    <img src="">





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